Steel wire annealing furnace with preheater 1.Wire dia:0.8-13.0mm 2.Number:8-40 3.Capacity:2,000-20,000T/Y 4.Autocontrol Steel wire annealing furnaceType: Fire direct type Fire semi-direct type Non-oxidation type Pipe inside Muffle typeTechnical Parameter SrItemSpecification1Wire diameterΦ0.8mm-Φ13.0mm2Wire number8-40 wires3Production capacity1,000-20,000 tons/year4EnergyNatural gas, Liquid gas, ...